package com.slj.service;

import com.slj.entity.Class;
import java.util.List;

public interface ClassService {
    Class createClass(Class clazz);

    Class updateClass(Class clazz);

    void deleteClass(Integer classId);

    Class getClassById(Integer classId);

    Class getClassByName(String className);

    List<Class> getAllClasses();
}